3 * WPA supplicant library with GLib integration
5 * Copyright (C) 2010 Intel Corporation. All rights reserved.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
38 #include "gsupplicant.h"
42 #define IEEE80211_CAP_ESS 0x0001
43 #define IEEE80211_CAP_IBSS 0x0002
44 #define IEEE80211_CAP_PRIVACY 0x0010
46 static DBusConnection *connection;
48 static const GSupplicantCallbacks *callbacks_pointer;
50 static dbus_bool_t system_available = FALSE;
51 static dbus_bool_t system_ready = FALSE;
53 static dbus_int32_t debug_level;
54 static dbus_bool_t debug_timestamp = FALSE;
55 static dbus_bool_t debug_showkeys = FALSE;
57 static const char *debug_strings[] = {
58 "msgdump", "debug", "info", "warning", "error", NULL
61 static unsigned int eap_methods;
68 static struct strvalmap eap_method_map[] = {
69 { "MD5", G_SUPPLICANT_EAP_METHOD_MD5 },
70 { "TLS", G_SUPPLICANT_EAP_METHOD_TLS },
71 { "MSCHAPV2", G_SUPPLICANT_EAP_METHOD_MSCHAPV2 },
72 { "PEAP", G_SUPPLICANT_EAP_METHOD_PEAP },
73 { "TTLS", G_SUPPLICANT_EAP_METHOD_TTLS },
74 { "GTC", G_SUPPLICANT_EAP_METHOD_GTC },
75 { "OTP", G_SUPPLICANT_EAP_METHOD_OTP },
76 { "LEAP", G_SUPPLICANT_EAP_METHOD_LEAP },
77 { "WSC", G_SUPPLICANT_EAP_METHOD_WSC },
81 static struct strvalmap keymgmt_map[] = {
82 { "none", G_SUPPLICANT_KEYMGMT_NONE },
83 { "ieee8021x", G_SUPPLICANT_KEYMGMT_IEEE8021X },
84 { "wpa-none", G_SUPPLICANT_KEYMGMT_WPA_NONE },
85 { "wpa-psk", G_SUPPLICANT_KEYMGMT_WPA_PSK },
86 { "wpa-psk-sha256", G_SUPPLICANT_KEYMGMT_WPA_PSK_256 },
87 { "wpa-ft-psk", G_SUPPLICANT_KEYMGMT_WPA_FT_PSK },
88 { "wpa-ft-eap", G_SUPPLICANT_KEYMGMT_WPA_FT_EAP },
89 { "wpa-eap", G_SUPPLICANT_KEYMGMT_WPA_EAP },
90 { "wpa-eap-sha256", G_SUPPLICANT_KEYMGMT_WPA_EAP_256 },
91 { "wps", G_SUPPLICANT_KEYMGMT_WPS },
95 static struct strvalmap authalg_capa_map[] = {
96 { "open", G_SUPPLICANT_CAPABILITY_AUTHALG_OPEN },
97 { "shared", G_SUPPLICANT_CAPABILITY_AUTHALG_SHARED },
98 { "leap", G_SUPPLICANT_CAPABILITY_AUTHALG_LEAP },
102 static struct strvalmap proto_capa_map[] = {
103 { "wpa", G_SUPPLICANT_CAPABILITY_PROTO_WPA },
104 { "rsn", G_SUPPLICANT_CAPABILITY_PROTO_RSN },
108 static struct strvalmap group_map[] = {
109 { "wep40", G_SUPPLICANT_GROUP_WEP40 },
110 { "wep104", G_SUPPLICANT_GROUP_WEP104 },
111 { "tkip", G_SUPPLICANT_GROUP_TKIP },
112 { "ccmp", G_SUPPLICANT_GROUP_CCMP },
116 static struct strvalmap pairwise_map[] = {
117 { "none", G_SUPPLICANT_PAIRWISE_NONE },
118 { "tkip", G_SUPPLICANT_PAIRWISE_TKIP },
119 { "ccmp", G_SUPPLICANT_PAIRWISE_CCMP },
123 static struct strvalmap scan_capa_map[] = {
124 { "active", G_SUPPLICANT_CAPABILITY_SCAN_ACTIVE },
125 { "passive", G_SUPPLICANT_CAPABILITY_SCAN_PASSIVE },
126 { "ssid", G_SUPPLICANT_CAPABILITY_SCAN_SSID },
130 static struct strvalmap mode_capa_map[] = {
131 { "infrastructure", G_SUPPLICANT_CAPABILITY_MODE_INFRA },
132 { "ad-hoc", G_SUPPLICANT_CAPABILITY_MODE_IBSS },
133 { "ap", G_SUPPLICANT_CAPABILITY_MODE_AP },
137 static GHashTable *interface_table;
138 static GHashTable *bss_mapping;
140 struct _GSupplicantWpsCredentials {
141 unsigned char ssid[32];
142 unsigned int ssid_len;
146 struct _GSupplicantInterface {
149 unsigned int keymgmt_capa;
150 unsigned int authalg_capa;
151 unsigned int proto_capa;
152 unsigned int group_capa;
153 unsigned int pairwise_capa;
154 unsigned int scan_capa;
155 unsigned int mode_capa;
156 unsigned int max_scan_ssids;
158 GSupplicantState state;
159 dbus_bool_t scanning;
160 GSupplicantInterfaceCallback scan_callback;
166 struct _GSupplicantWpsCredentials wps_cred;
167 GSupplicantWpsState wps_state;
168 GHashTable *network_table;
169 GHashTable *net_mapping;
170 GHashTable *bss_mapping;
174 struct g_supplicant_bss {
175 GSupplicantInterface *interface;
177 unsigned char bssid[6];
178 unsigned char ssid[32];
179 unsigned int ssid_len;
180 dbus_uint16_t frequency;
181 dbus_uint32_t maxrate;
183 GSupplicantMode mode;
184 GSupplicantSecurity security;
185 unsigned int keymgmt;
186 unsigned int pairwise;
190 dbus_bool_t ieee8021x;
191 unsigned int wps_capabilities;
194 struct _GSupplicantNetwork {
195 GSupplicantInterface *interface;
199 unsigned char ssid[32];
200 unsigned int ssid_len;
202 dbus_uint16_t frequency;
203 struct g_supplicant_bss *best_bss;
204 GSupplicantMode mode;
205 GSupplicantSecurity security;
207 unsigned int wps_capabilities;
208 GHashTable *bss_table;
209 GHashTable *config_table;
212 static inline void debug(const char *format, ...)
217 if (callbacks_pointer->debug == NULL)
220 va_start(ap, format);
222 if (vsnprintf(str, sizeof(str), format, ap) > 0)
223 callbacks_pointer->debug(str);
228 #define SUPPLICANT_DBG(fmt, arg...) \
229 debug("%s:%s() " fmt, __FILE__, __FUNCTION__ , ## arg);
231 static GSupplicantMode string2mode(const char *mode)
234 return G_SUPPLICANT_MODE_UNKNOWN;
236 if (g_str_equal(mode, "infrastructure") == TRUE)
237 return G_SUPPLICANT_MODE_INFRA;
238 else if (g_str_equal(mode, "ad-hoc") == TRUE)
239 return G_SUPPLICANT_MODE_IBSS;
241 return G_SUPPLICANT_MODE_UNKNOWN;
244 static const char *mode2string(GSupplicantMode mode)
247 case G_SUPPLICANT_MODE_UNKNOWN:
249 case G_SUPPLICANT_MODE_INFRA:
251 case G_SUPPLICANT_MODE_IBSS:
253 case G_SUPPLICANT_MODE_MASTER:
260 static const char *security2string(GSupplicantSecurity security)
263 case G_SUPPLICANT_SECURITY_UNKNOWN:
265 case G_SUPPLICANT_SECURITY_NONE:
267 case G_SUPPLICANT_SECURITY_WEP:
269 case G_SUPPLICANT_SECURITY_PSK:
271 case G_SUPPLICANT_SECURITY_IEEE8021X:
278 static GSupplicantState string2state(const char *state)
281 return G_SUPPLICANT_STATE_UNKNOWN;
283 if (g_str_equal(state, "unknown") == TRUE)
284 return G_SUPPLICANT_STATE_UNKNOWN;
285 else if (g_str_equal(state, "disconnected") == TRUE)
286 return G_SUPPLICANT_STATE_DISCONNECTED;
287 else if (g_str_equal(state, "inactive") == TRUE)
288 return G_SUPPLICANT_STATE_INACTIVE;
289 else if (g_str_equal(state, "scanning") == TRUE)
290 return G_SUPPLICANT_STATE_SCANNING;
291 else if (g_str_equal(state, "authenticating") == TRUE)
292 return G_SUPPLICANT_STATE_AUTHENTICATING;
293 else if (g_str_equal(state, "associating") == TRUE)
294 return G_SUPPLICANT_STATE_ASSOCIATING;
295 else if (g_str_equal(state, "associated") == TRUE)
296 return G_SUPPLICANT_STATE_ASSOCIATED;
297 else if (g_str_equal(state, "group_handshake") == TRUE)
298 return G_SUPPLICANT_STATE_GROUP_HANDSHAKE;
299 else if (g_str_equal(state, "4way_handshake") == TRUE)
300 return G_SUPPLICANT_STATE_4WAY_HANDSHAKE;
301 else if (g_str_equal(state, "completed") == TRUE)
302 return G_SUPPLICANT_STATE_COMPLETED;
304 return G_SUPPLICANT_STATE_UNKNOWN;
307 static void callback_system_ready(void)
309 if (system_ready == TRUE)
314 if (callbacks_pointer == NULL)
317 if (callbacks_pointer->system_ready == NULL)
320 callbacks_pointer->system_ready();
323 static void callback_system_killed(void)
325 system_ready = FALSE;
327 if (callbacks_pointer == NULL)
330 if (callbacks_pointer->system_killed == NULL)
333 callbacks_pointer->system_killed();
336 static void callback_interface_added(GSupplicantInterface *interface)
340 if (callbacks_pointer == NULL)
343 if (callbacks_pointer->interface_added == NULL)
346 callbacks_pointer->interface_added(interface);
349 static void callback_interface_state(GSupplicantInterface *interface)
351 if (callbacks_pointer == NULL)
354 if (callbacks_pointer->interface_state == NULL)
357 callbacks_pointer->interface_state(interface);
360 static void callback_interface_removed(GSupplicantInterface *interface)
362 if (callbacks_pointer == NULL)
365 if (callbacks_pointer->interface_removed == NULL)
368 callbacks_pointer->interface_removed(interface);
371 static void callback_scan_started(GSupplicantInterface *interface)
373 if (callbacks_pointer == NULL)
376 if (callbacks_pointer->scan_started == NULL)
379 callbacks_pointer->scan_started(interface);
382 static void callback_scan_finished(GSupplicantInterface *interface)
384 if (callbacks_pointer == NULL)
387 if (callbacks_pointer->scan_finished == NULL)
390 callbacks_pointer->scan_finished(interface);
393 static void callback_network_added(GSupplicantNetwork *network)
395 if (callbacks_pointer == NULL)
398 if (callbacks_pointer->network_added == NULL)
401 callbacks_pointer->network_added(network);
404 static void callback_network_removed(GSupplicantNetwork *network)
406 if (callbacks_pointer == NULL)
409 if (callbacks_pointer->network_removed == NULL)
412 callbacks_pointer->network_removed(network);
415 static void callback_network_changed(GSupplicantNetwork *network,
416 const char *property)
418 if (callbacks_pointer == NULL)
421 if (callbacks_pointer->network_changed == NULL)
424 callbacks_pointer->network_changed(network, property);
427 static void remove_interface(gpointer data)
429 GSupplicantInterface *interface = data;
431 g_hash_table_destroy(interface->bss_mapping);
432 g_hash_table_destroy(interface->net_mapping);
433 g_hash_table_destroy(interface->network_table);
435 callback_interface_removed(interface);
437 g_free(interface->wps_cred.key);
438 g_free(interface->path);
439 g_free(interface->network_path);
440 g_free(interface->ifname);
441 g_free(interface->driver);
442 g_free(interface->bridge);
446 static void remove_network(gpointer data)
448 GSupplicantNetwork *network = data;
450 g_hash_table_destroy(network->bss_table);
452 callback_network_removed(network);
454 g_hash_table_destroy(network->config_table);
456 g_free(network->path);
457 g_free(network->group);
458 g_free(network->name);
462 static void remove_bss(gpointer data)
464 struct g_supplicant_bss *bss = data;
470 static void debug_strvalmap(const char *label, struct strvalmap *map,
475 for (i = 0; map[i].str != NULL; i++) {
476 if (val & map[i].val)
477 SUPPLICANT_DBG("%s: %s", label, map[i].str);
481 static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data)
483 GSupplicantInterface *interface = user_data;
484 const char *str = NULL;
487 dbus_message_iter_get_basic(iter, &str);
491 for (i = 0; keymgmt_map[i].str != NULL; i++)
492 if (strcmp(str, keymgmt_map[i].str) == 0) {
493 interface->keymgmt_capa |= keymgmt_map[i].val;
498 static void interface_capability_authalg(DBusMessageIter *iter, void *user_data)
500 GSupplicantInterface *interface = user_data;
501 const char *str = NULL;
504 dbus_message_iter_get_basic(iter, &str);
508 for (i = 0; authalg_capa_map[i].str != NULL; i++)
509 if (strcmp(str, authalg_capa_map[i].str) == 0) {
510 interface->authalg_capa |= authalg_capa_map[i].val;
515 static void interface_capability_proto(DBusMessageIter *iter, void *user_data)
517 GSupplicantInterface *interface = user_data;
518 const char *str = NULL;
521 dbus_message_iter_get_basic(iter, &str);
525 for (i = 0; proto_capa_map[i].str != NULL; i++)
526 if (strcmp(str, proto_capa_map[i].str) == 0) {
527 interface->proto_capa |= proto_capa_map[i].val;
532 static void interface_capability_pairwise(DBusMessageIter *iter,
535 GSupplicantInterface *interface = user_data;
536 const char *str = NULL;
539 dbus_message_iter_get_basic(iter, &str);
543 for (i = 0; pairwise_map[i].str != NULL; i++)
544 if (strcmp(str, pairwise_map[i].str) == 0) {
545 interface->pairwise_capa |= pairwise_map[i].val;
550 static void interface_capability_group(DBusMessageIter *iter, void *user_data)
552 GSupplicantInterface *interface = user_data;
553 const char *str = NULL;
556 dbus_message_iter_get_basic(iter, &str);
560 for (i = 0; group_map[i].str != NULL; i++)
561 if (strcmp(str, group_map[i].str) == 0) {
562 interface->group_capa |= group_map[i].val;
567 static void interface_capability_scan(DBusMessageIter *iter, void *user_data)
569 GSupplicantInterface *interface = user_data;
570 const char *str = NULL;
573 dbus_message_iter_get_basic(iter, &str);
577 for (i = 0; scan_capa_map[i].str != NULL; i++)
578 if (strcmp(str, scan_capa_map[i].str) == 0) {
579 interface->scan_capa |= scan_capa_map[i].val;
584 static void interface_capability_mode(DBusMessageIter *iter, void *user_data)
586 GSupplicantInterface *interface = user_data;
587 const char *str = NULL;
590 dbus_message_iter_get_basic(iter, &str);
594 for (i = 0; mode_capa_map[i].str != NULL; i++)
595 if (strcmp(str, mode_capa_map[i].str) == 0) {
596 interface->mode_capa |= mode_capa_map[i].val;
601 static void interface_capability(const char *key, DBusMessageIter *iter,
604 GSupplicantInterface *interface = user_data;
609 if (g_strcmp0(key, "KeyMgmt") == 0)
610 supplicant_dbus_array_foreach(iter,
611 interface_capability_keymgmt, interface);
612 else if (g_strcmp0(key, "AuthAlg") == 0)
613 supplicant_dbus_array_foreach(iter,
614 interface_capability_authalg, interface);
615 else if (g_strcmp0(key, "Protocol") == 0)
616 supplicant_dbus_array_foreach(iter,
617 interface_capability_proto, interface);
618 else if (g_strcmp0(key, "Pairwise") == 0)
619 supplicant_dbus_array_foreach(iter,
620 interface_capability_pairwise, interface);
621 else if (g_strcmp0(key, "Group") == 0)
622 supplicant_dbus_array_foreach(iter,
623 interface_capability_group, interface);
624 else if (g_strcmp0(key, "Scan") == 0)
625 supplicant_dbus_array_foreach(iter,
626 interface_capability_scan, interface);
627 else if (g_strcmp0(key, "Modes") == 0)
628 supplicant_dbus_array_foreach(iter,
629 interface_capability_mode, interface);
630 else if (g_strcmp0(key, "MaxScanSSID") == 0) {
631 dbus_int32_t max_scan_ssid;
633 dbus_message_iter_get_basic(iter, &max_scan_ssid);
634 interface->max_scan_ssids = max_scan_ssid;
637 SUPPLICANT_DBG("key %s type %c",
638 key, dbus_message_iter_get_arg_type(iter));
641 static void set_apscan(DBusMessageIter *iter, void *user_data)
643 unsigned int ap_scan = *(unsigned int *)user_data;
645 dbus_message_iter_append_basic(iter, DBUS_TYPE_UINT32, &ap_scan);
648 int g_supplicant_interface_set_apscan(GSupplicantInterface *interface,
649 unsigned int ap_scan)
651 return supplicant_dbus_property_set(interface->path,
652 SUPPLICANT_INTERFACE ".Interface",
653 "ApScan", DBUS_TYPE_UINT32_AS_STRING,
654 set_apscan, NULL, &ap_scan);
657 void g_supplicant_interface_set_data(GSupplicantInterface *interface,
660 if (interface == NULL)
663 interface->data = data;
666 void *g_supplicant_interface_get_data(GSupplicantInterface *interface)
668 if (interface == NULL)
671 return interface->data;
674 const char *g_supplicant_interface_get_ifname(GSupplicantInterface *interface)
676 if (interface == NULL)
679 return interface->ifname;
682 const char *g_supplicant_interface_get_driver(GSupplicantInterface *interface)
684 if (interface == NULL)
687 return interface->driver;
690 GSupplicantState g_supplicant_interface_get_state(
691 GSupplicantInterface *interface)
693 if (interface == NULL)
694 return G_SUPPLICANT_STATE_UNKNOWN;
696 return interface->state;
699 const char *g_supplicant_interface_get_wps_key(GSupplicantInterface *interface)
701 if (interface == NULL)
704 return (const char *)interface->wps_cred.key;
707 const void *g_supplicant_interface_get_wps_ssid(GSupplicantInterface *interface,
708 unsigned int *ssid_len)
710 if (ssid_len == NULL)
713 if (interface == NULL || interface->wps_cred.ssid == NULL) {
718 *ssid_len = interface->wps_cred.ssid_len;
719 return interface->wps_cred.ssid;
722 GSupplicantWpsState g_supplicant_interface_get_wps_state(
723 GSupplicantInterface *interface)
725 if (interface == NULL)
726 return G_SUPPLICANT_WPS_STATE_UNKNOWN;
728 return interface->wps_state;
731 unsigned int g_supplicant_interface_get_mode(GSupplicantInterface *interface)
733 if (interface == NULL)
736 return interface->mode_capa;
739 unsigned int g_supplicant_interface_get_max_scan_ssids(
740 GSupplicantInterface *interface)
742 if (interface == NULL)
745 return interface->max_scan_ssids;
748 static void set_network_enabled(DBusMessageIter *iter, void *user_data)
750 dbus_bool_t enable = *(dbus_bool_t *)user_data;
752 dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &enable);
755 int g_supplicant_interface_enable_selected_network(GSupplicantInterface *interface,
758 if (interface == NULL)
761 if (interface->network_path == NULL)
765 return supplicant_dbus_property_set(interface->network_path,
766 SUPPLICANT_INTERFACE ".Network",
767 "Enabled", DBUS_TYPE_BOOLEAN_AS_STRING,
768 set_network_enabled, NULL, &enable);
771 dbus_bool_t g_supplicant_interface_get_ready(GSupplicantInterface *interface)
773 if (interface == NULL)
776 return interface->ready;
779 GSupplicantInterface *g_supplicant_network_get_interface(
780 GSupplicantNetwork *network)
785 return network->interface;
788 const char *g_supplicant_network_get_name(GSupplicantNetwork *network)
790 if (network == NULL || network->name == NULL)
793 return network->name;
796 const char *g_supplicant_network_get_identifier(GSupplicantNetwork *network)
798 if (network == NULL || network->group == NULL)
801 return network->group;
804 const char *g_supplicant_network_get_path(GSupplicantNetwork *network)
806 if (network == NULL || network->path == NULL)
809 return network->path;
812 const char *g_supplicant_network_get_mode(GSupplicantNetwork *network)
815 return G_SUPPLICANT_MODE_UNKNOWN;
817 return mode2string(network->mode);
820 const char *g_supplicant_network_get_security(GSupplicantNetwork *network)
823 return G_SUPPLICANT_SECURITY_UNKNOWN;
825 return security2string(network->security);
828 const void *g_supplicant_network_get_ssid(GSupplicantNetwork *network,
829 unsigned int *ssid_len)
831 if (network == NULL || network->ssid == NULL) {
836 *ssid_len = network->ssid_len;
837 return network->ssid;
840 dbus_int16_t g_supplicant_network_get_signal(GSupplicantNetwork *network)
845 return network->signal;
848 dbus_uint16_t g_supplicant_network_get_frequency(GSupplicantNetwork *network)
853 return network->frequency;
856 dbus_bool_t g_supplicant_network_get_wps(GSupplicantNetwork *network)
864 dbus_bool_t g_supplicant_network_is_wps_active(GSupplicantNetwork *network)
869 if (network->wps_capabilities & G_SUPPLICANT_WPS_CONFIGURED)
875 dbus_bool_t g_supplicant_network_is_wps_pbc(GSupplicantNetwork *network)
880 if (network->wps_capabilities & G_SUPPLICANT_WPS_PBC)
886 dbus_bool_t g_supplicant_network_is_wps_advertizing(GSupplicantNetwork *network)
891 if (network->wps_capabilities & G_SUPPLICANT_WPS_REGISTRAR)
897 static void merge_network(GSupplicantNetwork *network)
900 const char *ssid, *mode, *key_mgmt;
901 unsigned int i, ssid_len;
904 ssid = g_hash_table_lookup(network->config_table, "ssid");
905 mode = g_hash_table_lookup(network->config_table, "mode");
906 key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt");
908 SUPPLICANT_DBG("ssid %s mode %s", ssid, mode);
911 ssid_len = strlen(ssid);
915 str = g_string_sized_new((ssid_len * 2) + 24);
919 for (i = 0; i < ssid_len; i++)
920 g_string_append_printf(str, "%02x", ssid[i]);
922 if (g_strcmp0(mode, "0") == 0)
923 g_string_append_printf(str, "_managed");
924 else if (g_strcmp0(mode, "1") == 0)
925 g_string_append_printf(str, "_adhoc");
927 if (g_strcmp0(key_mgmt, "WPA-PSK") == 0)
928 g_string_append_printf(str, "_psk");
930 group = g_string_free(str, FALSE);
932 SUPPLICANT_DBG("%s", group);
936 g_hash_table_destroy(network->config_table);
938 g_free(network->path);
942 static void network_property(const char *key, DBusMessageIter *iter,
945 GSupplicantNetwork *network = user_data;
947 if (network->interface == NULL)
951 merge_network(network);
955 if (g_strcmp0(key, "Enabled") == 0) {
956 dbus_bool_t enabled = FALSE;
958 dbus_message_iter_get_basic(iter, &enabled);
959 } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
960 const char *str = NULL;
962 dbus_message_iter_get_basic(iter, &str);
964 g_hash_table_replace(network->config_table,
965 g_strdup(key), g_strdup(str));
968 SUPPLICANT_DBG("key %s type %c",
969 key, dbus_message_iter_get_arg_type(iter));
972 static void interface_network_added(DBusMessageIter *iter, void *user_data)
974 GSupplicantInterface *interface = user_data;
975 GSupplicantNetwork *network;
976 const char *path = NULL;
980 dbus_message_iter_get_basic(iter, &path);
984 if (g_strcmp0(path, "/") == 0)
987 network = g_hash_table_lookup(interface->net_mapping, path);
991 network = g_try_new0(GSupplicantNetwork, 1);
995 network->interface = interface;
996 network->path = g_strdup(path);
998 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1001 dbus_message_iter_next(iter);
1002 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1003 supplicant_dbus_property_foreach(iter, network_property,
1005 network_property(NULL, NULL, network);
1009 supplicant_dbus_property_get_all(path,
1010 SUPPLICANT_INTERFACE ".Network",
1011 network_property, network);
1014 static void interface_network_removed(DBusMessageIter *iter, void *user_data)
1016 GSupplicantInterface *interface = user_data;
1017 GSupplicantNetwork *network;
1018 const char *path = NULL;
1020 dbus_message_iter_get_basic(iter, &path);
1024 network = g_hash_table_lookup(interface->net_mapping, path);
1025 if (network == NULL)
1028 g_hash_table_remove(interface->net_mapping, path);
1031 static char *create_name(unsigned char *ssid, int ssid_len)
1034 const gchar *remainder, *invalid;
1035 int valid_bytes, remaining_bytes;
1037 if (ssid_len < 1 || ssid[0] == '\0')
1038 return g_strdup("");
1041 remainder = (const gchar *)ssid;
1042 remaining_bytes = ssid_len;
1044 while (remaining_bytes != 0) {
1045 if (g_utf8_validate(remainder, remaining_bytes,
1046 &invalid) == TRUE) {
1050 valid_bytes = invalid - remainder;
1053 string = g_string_sized_new(remaining_bytes);
1055 g_string_append_len(string, remainder, valid_bytes);
1057 /* append U+FFFD REPLACEMENT CHARACTER */
1058 g_string_append(string, "\357\277\275");
1060 remaining_bytes -= valid_bytes + 1;
1061 remainder = invalid + 1;
1065 return g_strndup((const gchar *)ssid, ssid_len + 1);
1067 g_string_append(string, remainder);
1069 return g_string_free(string, FALSE);
1072 static char *create_group(struct g_supplicant_bss *bss)
1076 const char *mode, *security;
1078 str = g_string_sized_new((bss->ssid_len * 2) + 24);
1082 if (bss->ssid_len > 0 && bss->ssid[0] != '\0') {
1083 for (i = 0; i < bss->ssid_len; i++)
1084 g_string_append_printf(str, "%02x", bss->ssid[i]);
1086 g_string_append_printf(str, "hidden");
1088 mode = mode2string(bss->mode);
1090 g_string_append_printf(str, "_%s", mode);
1092 security = security2string(bss->security);
1093 if (security != NULL)
1094 g_string_append_printf(str, "_%s", security);
1096 return g_string_free(str, FALSE);
1099 static void add_bss_to_network(struct g_supplicant_bss *bss)
1101 GSupplicantInterface *interface = bss->interface;
1102 GSupplicantNetwork *network;
1105 group = create_group(bss);
1109 network = g_hash_table_lookup(interface->network_table, group);
1110 if (network != NULL) {
1115 network = g_try_new0(GSupplicantNetwork, 1);
1116 if (network == NULL) {
1121 network->interface = interface;
1122 if (network->path == NULL)
1123 network->path = g_strdup(bss->path);
1124 network->group = group;
1125 network->name = create_name(bss->ssid, bss->ssid_len);
1126 network->mode = bss->mode;
1127 network->security = bss->security;
1128 network->ssid_len = bss->ssid_len;
1129 memcpy(network->ssid, bss->ssid, bss->ssid_len);
1130 network->signal = bss->signal;
1131 network->frequency = bss->frequency;
1132 network->best_bss = bss;
1134 network->wps = FALSE;
1135 if ((bss->keymgmt & G_SUPPLICANT_KEYMGMT_WPS) != 0) {
1136 network->wps = TRUE;
1138 network->wps_capabilities |= bss->wps_capabilities;
1141 network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1144 network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
1147 g_hash_table_replace(interface->network_table,
1148 network->group, network);
1150 callback_network_added(network);
1153 if (bss->signal > network->signal) {
1154 network->signal = bss->signal;
1155 network->best_bss = bss;
1156 callback_network_changed(network, "Signal");
1159 g_hash_table_replace(interface->bss_mapping, bss->path, network);
1160 g_hash_table_replace(network->bss_table, bss->path, bss);
1162 g_hash_table_replace(bss_mapping, bss->path, interface);
1165 static void bss_rates(DBusMessageIter *iter, void *user_data)
1167 struct g_supplicant_bss *bss = user_data;
1168 dbus_uint32_t rate = 0;
1170 dbus_message_iter_get_basic(iter, &rate);
1174 if (rate > bss->maxrate)
1175 bss->maxrate = rate;
1178 static void bss_keymgmt(DBusMessageIter *iter, void *user_data)
1180 struct g_supplicant_bss *bss = user_data;
1181 const char *str = NULL;
1184 dbus_message_iter_get_basic(iter, &str);
1188 for (i = 0; keymgmt_map[i].str != NULL; i++)
1189 if (strcmp(str, keymgmt_map[i].str) == 0) {
1190 bss->keymgmt |= keymgmt_map[i].val;
1195 static void bss_group(DBusMessageIter *iter, void *user_data)
1197 struct g_supplicant_bss *bss = user_data;
1198 const char *str = NULL;
1201 dbus_message_iter_get_basic(iter, &str);
1205 for (i = 0; group_map[i].str != NULL; i++)
1206 if (strcmp(str, group_map[i].str) == 0) {
1207 bss->group |= group_map[i].val;
1212 static void bss_pairwise(DBusMessageIter *iter, void *user_data)
1214 struct g_supplicant_bss *bss = user_data;
1215 const char *str = NULL;
1218 dbus_message_iter_get_basic(iter, &str);
1222 for (i = 0; pairwise_map[i].str != NULL; i++)
1223 if (strcmp(str, pairwise_map[i].str) == 0) {
1224 bss->pairwise |= pairwise_map[i].val;
1229 static void bss_wpa(const char *key, DBusMessageIter *iter,
1232 if (g_strcmp0(key, "KeyMgmt") == 0)
1233 supplicant_dbus_array_foreach(iter, bss_keymgmt, user_data);
1234 else if (g_strcmp0(key, "Group") == 0)
1235 supplicant_dbus_array_foreach(iter, bss_group, user_data);
1236 else if (g_strcmp0(key, "Pairwise") == 0)
1237 supplicant_dbus_array_foreach(iter, bss_pairwise, user_data);
1241 static unsigned int get_tlv(unsigned char *ie, unsigned int ie_size,
1244 unsigned int len = 0;
1246 while (len + 4 < ie_size) {
1247 unsigned int hi = ie[len];
1248 unsigned int lo = ie[len + 1];
1249 unsigned int tmp_type = (hi << 8) + lo;
1250 unsigned int v_len = 0;
1252 /* hi and lo are used to recreate an unsigned int
1253 * based on 2 8bits length unsigned int. */
1257 v_len = (hi << 8) + lo;
1259 if (tmp_type == type) {
1260 unsigned int ret_value = 0;
1261 unsigned char *value = (unsigned char *)&ret_value;
1263 SUPPLICANT_DBG("IE: match type 0x%x", type);
1265 /* Verifying length relevance */
1266 if (v_len > sizeof(unsigned int) ||
1267 len + 4 + v_len > ie_size)
1270 memcpy(value, ie + len + 4, v_len);
1272 SUPPLICANT_DBG("returning 0x%x", ret_value);
1279 SUPPLICANT_DBG("returning 0");
1283 static void bss_process_ies(DBusMessageIter *iter, void *user_data)
1285 struct g_supplicant_bss *bss = user_data;
1286 const unsigned char WPS_OUI[] = { 0x00, 0x50, 0xf2, 0x04 };
1287 unsigned char *ie, *ie_end;
1288 DBusMessageIter array;
1292 #define WMM_WPA1_WPS_INFO 221
1293 #define WPS_INFO_MIN_LEN 6
1294 #define WPS_VERSION_TLV 0x104A
1295 #define WPS_STATE_TLV 0x1044
1296 #define WPS_METHODS_TLV 0x1012
1297 #define WPS_REGISTRAR_TLV 0x1041
1298 #define WPS_VERSION 0x10
1299 #define WPS_PBC 0x04
1300 #define WPS_PIN 0x00
1301 #define WPS_CONFIGURED 0x02
1303 dbus_message_iter_recurse(iter, &array);
1304 dbus_message_iter_get_fixed_array(&array, &ie, &ie_len);
1306 if (ie == NULL || ie_len < 2)
1309 for (ie_end = ie + ie_len; ie < ie_end && ie + ie[1] + 1 <= ie_end;
1312 if (ie[0] != WMM_WPA1_WPS_INFO || ie[1] < WPS_INFO_MIN_LEN ||
1313 memcmp(ie+2, WPS_OUI, sizeof(WPS_OUI)) != 0)
1316 SUPPLICANT_DBG("IE: match WPS_OUI");
1318 value = get_tlv(&ie[6], ie[1], WPS_STATE_TLV);
1319 if (get_tlv(&ie[6], ie[1], WPS_VERSION_TLV) == WPS_VERSION &&
1321 bss->keymgmt |= G_SUPPLICANT_KEYMGMT_WPS;
1323 if (value == WPS_CONFIGURED)
1324 bss->wps_capabilities |=
1325 G_SUPPLICANT_WPS_CONFIGURED;
1328 value = get_tlv(&ie[6], ie[1], WPS_METHODS_TLV);
1330 if (GUINT16_FROM_BE(value) == WPS_PBC)
1331 bss->wps_capabilities |= G_SUPPLICANT_WPS_PBC;
1332 if (GUINT16_FROM_BE(value) == WPS_PIN)
1333 bss->wps_capabilities |= G_SUPPLICANT_WPS_PIN;
1335 bss->wps_capabilities |=
1336 G_SUPPLICANT_WPS_PBC | G_SUPPLICANT_WPS_PIN;
1338 /* If the AP sends this it means it's advertizing
1339 * as a registrar and the WPS process is launched
1341 if (get_tlv(&ie[6], ie[1], WPS_REGISTRAR_TLV) != 0)
1342 bss->wps_capabilities |= G_SUPPLICANT_WPS_REGISTRAR;
1344 SUPPLICANT_DBG("WPS Methods 0x%x", bss->wps_capabilities);
1348 static void bss_property(const char *key, DBusMessageIter *iter,
1351 struct g_supplicant_bss *bss = user_data;
1353 if (bss->interface == NULL)
1356 SUPPLICANT_DBG("key %s", key);
1359 if (bss->ieee8021x == TRUE)
1360 bss->security = G_SUPPLICANT_SECURITY_IEEE8021X;
1361 else if (bss->psk == TRUE)
1362 bss->security = G_SUPPLICANT_SECURITY_PSK;
1363 else if (bss->privacy == TRUE)
1364 bss->security = G_SUPPLICANT_SECURITY_WEP;
1366 bss->security = G_SUPPLICANT_SECURITY_NONE;
1368 add_bss_to_network(bss);
1372 if (g_strcmp0(key, "BSSID") == 0) {
1373 DBusMessageIter array;
1374 unsigned char *addr;
1377 dbus_message_iter_recurse(iter, &array);
1378 dbus_message_iter_get_fixed_array(&array, &addr, &addr_len);
1381 memcpy(bss->bssid, addr, addr_len);
1382 } else if (g_strcmp0(key, "SSID") == 0) {
1383 DBusMessageIter array;
1384 unsigned char *ssid;
1387 dbus_message_iter_recurse(iter, &array);
1388 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
1390 if (ssid_len > 0 && ssid_len < 33) {
1391 memcpy(bss->ssid, ssid, ssid_len);
1392 bss->ssid_len = ssid_len;
1394 memset(bss->ssid, 0, sizeof(bss->ssid));
1397 } else if (g_strcmp0(key, "Capabilities") == 0) {
1398 dbus_uint16_t capabilities = 0x0000;
1400 dbus_message_iter_get_basic(iter, &capabilities);
1402 if (capabilities & IEEE80211_CAP_ESS)
1403 bss->mode = G_SUPPLICANT_MODE_INFRA;
1404 else if (capabilities & IEEE80211_CAP_IBSS)
1405 bss->mode = G_SUPPLICANT_MODE_IBSS;
1407 if (capabilities & IEEE80211_CAP_PRIVACY)
1408 bss->privacy = TRUE;
1409 } else if (g_strcmp0(key, "Mode") == 0) {
1410 const char *mode = NULL;
1412 dbus_message_iter_get_basic(iter, &mode);
1413 bss->mode = string2mode(mode);
1414 } else if (g_strcmp0(key, "Frequency") == 0) {
1415 dbus_uint16_t frequency = 0;
1417 dbus_message_iter_get_basic(iter, &frequency);
1418 bss->frequency = frequency;
1419 } else if (g_strcmp0(key, "Signal") == 0) {
1420 dbus_int16_t signal = 0;
1422 dbus_message_iter_get_basic(iter, &signal);
1424 bss->signal = signal;
1425 } else if (g_strcmp0(key, "Level") == 0) {
1426 dbus_int32_t level = 0;
1428 dbus_message_iter_get_basic(iter, &level);
1429 } else if (g_strcmp0(key, "Rates") == 0) {
1430 supplicant_dbus_array_foreach(iter, bss_rates, bss);
1431 } else if (g_strcmp0(key, "MaxRate") == 0) {
1432 dbus_uint32_t maxrate = 0;
1434 dbus_message_iter_get_basic(iter, &maxrate);
1436 bss->maxrate = maxrate;
1437 } else if (g_strcmp0(key, "Privacy") == 0) {
1438 dbus_bool_t privacy = FALSE;
1440 dbus_message_iter_get_basic(iter, &privacy);
1441 bss->privacy = privacy;
1442 } else if ((g_strcmp0(key, "RSN") == 0) ||
1443 (g_strcmp0(key, "WPA") == 0)) {
1444 supplicant_dbus_property_foreach(iter, bss_wpa, bss);
1447 (G_SUPPLICANT_KEYMGMT_WPA_EAP |
1448 G_SUPPLICANT_KEYMGMT_WPA_FT_EAP |
1449 G_SUPPLICANT_KEYMGMT_WPA_EAP_256))
1450 bss->ieee8021x = TRUE;
1453 (G_SUPPLICANT_KEYMGMT_WPA_PSK |
1454 G_SUPPLICANT_KEYMGMT_WPA_FT_PSK |
1455 G_SUPPLICANT_KEYMGMT_WPA_PSK_256))
1457 } else if (g_strcmp0(key, "IEs") == 0)
1458 bss_process_ies(iter, bss);
1460 SUPPLICANT_DBG("key %s type %c",
1461 key, dbus_message_iter_get_arg_type(iter));
1464 static struct g_supplicant_bss *interface_bss_added(DBusMessageIter *iter,
1467 GSupplicantInterface *interface = user_data;
1468 GSupplicantNetwork *network;
1469 struct g_supplicant_bss *bss;
1470 const char *path = NULL;
1474 dbus_message_iter_get_basic(iter, &path);
1478 if (g_strcmp0(path, "/") == 0)
1481 SUPPLICANT_DBG("%s", path);
1483 network = g_hash_table_lookup(interface->bss_mapping, path);
1484 if (network != NULL) {
1485 bss = g_hash_table_lookup(network->bss_table, path);
1490 bss = g_try_new0(struct g_supplicant_bss, 1);
1494 bss->interface = interface;
1495 bss->path = g_strdup(path);
1500 static void interface_bss_added_with_keys(DBusMessageIter *iter,
1503 struct g_supplicant_bss *bss;
1507 bss = interface_bss_added(iter, user_data);
1511 dbus_message_iter_next(iter);
1513 if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_INVALID)
1516 supplicant_dbus_property_foreach(iter, bss_property, bss);
1517 bss_property(NULL, NULL, bss);
1520 static void interface_bss_added_without_keys(DBusMessageIter *iter,
1523 struct g_supplicant_bss *bss;
1527 bss = interface_bss_added(iter, user_data);
1531 supplicant_dbus_property_get_all(bss->path,
1532 SUPPLICANT_INTERFACE ".BSS",
1536 static void update_signal(gpointer key, gpointer value,
1539 struct g_supplicant_bss *bss = value;
1540 GSupplicantNetwork *network = user_data;
1542 if (bss->signal > network->signal) {
1543 network->signal = bss->signal;
1544 network->best_bss = bss;
1548 static void update_network_signal(GSupplicantNetwork *network)
1550 if (g_hash_table_size(network->bss_table) <= 1)
1553 g_hash_table_foreach(network->bss_table,
1554 update_signal, network);
1556 SUPPLICANT_DBG("New network signal %d", network->signal);
1559 static void interface_bss_removed(DBusMessageIter *iter, void *user_data)
1561 GSupplicantInterface *interface = user_data;
1562 GSupplicantNetwork *network;
1563 const char *path = NULL;
1565 dbus_message_iter_get_basic(iter, &path);
1569 network = g_hash_table_lookup(interface->bss_mapping, path);
1570 if (network == NULL)
1573 g_hash_table_remove(bss_mapping, path);
1575 g_hash_table_remove(interface->bss_mapping, path);
1576 g_hash_table_remove(network->bss_table, path);
1578 update_network_signal(network);
1580 if (g_hash_table_size(network->bss_table) == 0)
1581 g_hash_table_remove(interface->network_table, network->group);
1584 static void interface_property(const char *key, DBusMessageIter *iter,
1587 GSupplicantInterface *interface = user_data;
1589 if (interface == NULL)
1592 SUPPLICANT_DBG("%s", key);
1595 debug_strvalmap("KeyMgmt capability", keymgmt_map,
1596 interface->keymgmt_capa);
1597 debug_strvalmap("AuthAlg capability", authalg_capa_map,
1598 interface->authalg_capa);
1599 debug_strvalmap("Protocol capability", proto_capa_map,
1600 interface->proto_capa);
1601 debug_strvalmap("Pairwise capability", pairwise_map,
1602 interface->pairwise_capa);
1603 debug_strvalmap("Group capability", group_map,
1604 interface->group_capa);
1605 debug_strvalmap("Scan capability", scan_capa_map,
1606 interface->scan_capa);
1607 debug_strvalmap("Mode capability", mode_capa_map,
1608 interface->mode_capa);
1610 interface->ready = TRUE;
1611 callback_interface_added(interface);
1615 if (g_strcmp0(key, "Capabilities") == 0) {
1616 supplicant_dbus_property_foreach(iter, interface_capability,
1618 } else if (g_strcmp0(key, "State") == 0) {
1619 const char *str = NULL;
1621 dbus_message_iter_get_basic(iter, &str);
1623 if (string2state(str) != interface->state) {
1624 interface->state = string2state(str);
1625 callback_interface_state(interface);
1628 SUPPLICANT_DBG("state %s (%d)", str, interface->state);
1629 } else if (g_strcmp0(key, "Scanning") == 0) {
1630 dbus_bool_t scanning = FALSE;
1632 dbus_message_iter_get_basic(iter, &scanning);
1633 interface->scanning = scanning;
1635 if (interface->ready == TRUE) {
1636 if (interface->scanning == TRUE)
1637 callback_scan_started(interface);
1639 callback_scan_finished(interface);
1641 } else if (g_strcmp0(key, "ApScan") == 0) {
1644 dbus_message_iter_get_basic(iter, &apscan);
1645 interface->apscan = apscan;
1646 } else if (g_strcmp0(key, "Ifname") == 0) {
1647 const char *str = NULL;
1649 dbus_message_iter_get_basic(iter, &str);
1651 g_free(interface->ifname);
1652 interface->ifname = g_strdup(str);
1654 } else if (g_strcmp0(key, "Driver") == 0) {
1655 const char *str = NULL;
1657 dbus_message_iter_get_basic(iter, &str);
1659 g_free(interface->driver);
1660 interface->driver = g_strdup(str);
1662 } else if (g_strcmp0(key, "BridgeIfname") == 0) {
1663 const char *str = NULL;
1665 dbus_message_iter_get_basic(iter, &str);
1667 g_free(interface->bridge);
1668 interface->bridge = g_strdup(str);
1670 } else if (g_strcmp0(key, "CurrentBSS") == 0) {
1671 interface_bss_added_without_keys(iter, interface);
1672 } else if (g_strcmp0(key, "CurrentNetwork") == 0) {
1673 interface_network_added(iter, interface);
1674 } else if (g_strcmp0(key, "BSSs") == 0) {
1675 supplicant_dbus_array_foreach(iter, interface_bss_added_without_keys,
1677 } else if (g_strcmp0(key, "Blobs") == 0) {
1679 } else if (g_strcmp0(key, "Networks") == 0) {
1680 supplicant_dbus_array_foreach(iter, interface_network_added,
1683 SUPPLICANT_DBG("key %s type %c",
1684 key, dbus_message_iter_get_arg_type(iter));
1687 static void scan_network_update(DBusMessageIter *iter, void *user_data)
1689 GSupplicantInterface *interface = user_data;
1690 GSupplicantNetwork *network;
1696 dbus_message_iter_get_basic(iter, &path);
1701 if (g_strcmp0(path, "/") == 0)
1704 /* Update the network details based on scan BSS data */
1705 network = g_hash_table_lookup(interface->bss_mapping, path);
1706 if (network != NULL)
1707 callback_network_added(network);
1710 static void scan_bss_data(const char *key, DBusMessageIter *iter,
1713 GSupplicantInterface *interface = user_data;
1716 supplicant_dbus_array_foreach(iter, scan_network_update,
1719 if (interface->scan_callback != NULL)
1720 interface->scan_callback(0, interface, interface->scan_data);
1722 interface->scan_callback = NULL;
1723 interface->scan_data = NULL;
1726 static GSupplicantInterface *interface_alloc(const char *path)
1728 GSupplicantInterface *interface;
1730 interface = g_try_new0(GSupplicantInterface, 1);
1731 if (interface == NULL)
1734 interface->path = g_strdup(path);
1736 interface->network_table = g_hash_table_new_full(g_str_hash,
1737 g_str_equal, NULL, remove_network);
1739 interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1741 interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
1744 g_hash_table_replace(interface_table, interface->path, interface);
1749 static void interface_added(DBusMessageIter *iter, void *user_data)
1751 GSupplicantInterface *interface;
1752 const char *path = NULL;
1756 dbus_message_iter_get_basic(iter, &path);
1760 if (g_strcmp0(path, "/") == 0)
1763 interface = g_hash_table_lookup(interface_table, path);
1764 if (interface != NULL)
1767 interface = interface_alloc(path);
1768 if (interface == NULL)
1771 dbus_message_iter_next(iter);
1772 if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) {
1773 supplicant_dbus_property_foreach(iter, interface_property,
1775 interface_property(NULL, NULL, interface);
1779 supplicant_dbus_property_get_all(path,
1780 SUPPLICANT_INTERFACE ".Interface",
1781 interface_property, interface);
1784 static void interface_removed(DBusMessageIter *iter, void *user_data)
1786 const char *path = NULL;
1788 dbus_message_iter_get_basic(iter, &path);
1792 g_hash_table_remove(interface_table, path);
1795 static void eap_method(DBusMessageIter *iter, void *user_data)
1797 const char *str = NULL;
1800 dbus_message_iter_get_basic(iter, &str);
1804 for (i = 0; eap_method_map[i].str != NULL; i++)
1805 if (strcmp(str, eap_method_map[i].str) == 0) {
1806 eap_methods |= eap_method_map[i].val;
1811 static void service_property(const char *key, DBusMessageIter *iter,
1815 callback_system_ready();
1819 if (g_strcmp0(key, "DebugLevel") == 0) {
1820 const char *str = NULL;
1823 dbus_message_iter_get_basic(iter, &str);
1824 for (i = 0; debug_strings[i] != NULL; i++)
1825 if (g_strcmp0(debug_strings[i], str) == 0) {
1829 SUPPLICANT_DBG("Debug level %d", debug_level);
1830 } else if (g_strcmp0(key, "DebugTimestamp") == 0) {
1831 dbus_message_iter_get_basic(iter, &debug_timestamp);
1832 SUPPLICANT_DBG("Debug timestamp %u", debug_timestamp);
1833 } else if (g_strcmp0(key, "DebugShowKeys") == 0) {
1834 dbus_message_iter_get_basic(iter, &debug_showkeys);
1835 SUPPLICANT_DBG("Debug show keys %u", debug_showkeys);
1836 } else if (g_strcmp0(key, "Interfaces") == 0) {
1837 supplicant_dbus_array_foreach(iter, interface_added, NULL);
1838 } else if (g_strcmp0(key, "EapMethods") == 0) {
1839 supplicant_dbus_array_foreach(iter, eap_method, NULL);
1840 debug_strvalmap("EAP method", eap_method_map, eap_methods);
1841 } else if (g_strcmp0(key, "Country") == 0) {
1842 const char *country = NULL;
1844 dbus_message_iter_get_basic(iter, &country);
1845 SUPPLICANT_DBG("Country %s", country);
1847 SUPPLICANT_DBG("key %s type %c",
1848 key, dbus_message_iter_get_arg_type(iter));
1851 static void signal_name_owner_changed(const char *path, DBusMessageIter *iter)
1853 const char *name = NULL, *old = NULL, *new = NULL;
1857 if (g_strcmp0(path, DBUS_PATH_DBUS) != 0)
1860 dbus_message_iter_get_basic(iter, &name);
1864 if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0)
1867 dbus_message_iter_next(iter);
1868 dbus_message_iter_get_basic(iter, &old);
1869 dbus_message_iter_next(iter);
1870 dbus_message_iter_get_basic(iter, &new);
1872 if (old == NULL || new == NULL)
1875 if (strlen(old) > 0 && strlen(new) == 0) {
1876 system_available = FALSE;
1877 g_hash_table_remove_all(bss_mapping);
1878 g_hash_table_remove_all(interface_table);
1879 callback_system_killed();
1882 if (strlen(new) > 0 && strlen(old) == 0) {
1883 system_available = TRUE;
1884 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
1885 SUPPLICANT_INTERFACE,
1886 service_property, NULL);
1890 static void signal_properties_changed(const char *path, DBusMessageIter *iter)
1894 if (g_strcmp0(path, SUPPLICANT_PATH) != 0)
1897 supplicant_dbus_property_foreach(iter, service_property, NULL);
1900 static void signal_interface_added(const char *path, DBusMessageIter *iter)
1902 SUPPLICANT_DBG("path %s %s", path, SUPPLICANT_PATH);
1904 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1905 interface_added(iter, NULL);
1908 static void signal_interface_removed(const char *path, DBusMessageIter *iter)
1912 if (g_strcmp0(path, SUPPLICANT_PATH) == 0)
1913 interface_removed(iter, NULL);
1916 static void signal_interface_changed(const char *path, DBusMessageIter *iter)
1918 GSupplicantInterface *interface;
1922 interface = g_hash_table_lookup(interface_table, path);
1923 if (interface == NULL)
1926 supplicant_dbus_property_foreach(iter, interface_property, interface);
1929 static void signal_scan_done(const char *path, DBusMessageIter *iter)
1931 GSupplicantInterface *interface;
1932 dbus_bool_t success = FALSE;
1936 interface = g_hash_table_lookup(interface_table, path);
1937 if (interface == NULL)
1940 dbus_message_iter_get_basic(iter, &success);
1943 * If scan is unsuccessful return -EIO else get the scanned BSSs
1944 * and update the network details accordingly
1946 if (success == FALSE) {
1947 if (interface->scan_callback != NULL)
1948 interface->scan_callback(-EIO, interface,
1949 interface->scan_data);
1951 interface->scan_callback = NULL;
1952 interface->scan_data = NULL;
1957 supplicant_dbus_property_get(path, SUPPLICANT_INTERFACE ".Interface",
1958 "BSSs", scan_bss_data, interface);
1961 static void signal_bss_added(const char *path, DBusMessageIter *iter)
1963 GSupplicantInterface *interface;
1967 interface = g_hash_table_lookup(interface_table, path);
1968 if (interface == NULL)
1971 interface_bss_added_with_keys(iter, interface);
1974 static void signal_bss_removed(const char *path, DBusMessageIter *iter)
1976 GSupplicantInterface *interface;
1980 interface = g_hash_table_lookup(interface_table, path);
1981 if (interface == NULL)
1984 interface_bss_removed(iter, interface);
1987 static void signal_network_added(const char *path, DBusMessageIter *iter)
1989 GSupplicantInterface *interface;
1993 interface = g_hash_table_lookup(interface_table, path);
1994 if (interface == NULL)
1997 interface_network_added(iter, interface);
2000 static void signal_network_removed(const char *path, DBusMessageIter *iter)
2002 GSupplicantInterface *interface;
2006 interface = g_hash_table_lookup(interface_table, path);
2007 if (interface == NULL)
2010 interface_network_removed(iter, interface);
2013 static void signal_bss_changed(const char *path, DBusMessageIter *iter)
2015 GSupplicantInterface *interface;
2016 GSupplicantNetwork *network;
2017 struct g_supplicant_bss *bss;
2021 interface = g_hash_table_lookup(bss_mapping, path);
2022 if (interface == NULL)
2025 network = g_hash_table_lookup(interface->bss_mapping, path);
2026 if (network == NULL)
2029 bss = g_hash_table_lookup(network->bss_table, path);
2033 supplicant_dbus_property_foreach(iter, bss_property, bss);
2035 if (bss->signal == network->signal)
2039 * If the new signal is lower than the SSID signal, we need
2040 * to check for the new maximum.
2042 if (bss->signal < network->signal) {
2043 if (bss != network->best_bss)
2045 network->signal = bss->signal;
2046 update_network_signal(network);
2048 network->signal = bss->signal;
2049 network->best_bss = bss;
2052 SUPPLICANT_DBG("New network signal for %s %d dBm", network->ssid, network->signal);
2054 callback_network_changed(network, "Signal");
2057 static void wps_credentials(const char *key, DBusMessageIter *iter,
2060 GSupplicantInterface *interface = user_data;
2065 SUPPLICANT_DBG("key %s", key);
2067 if (g_strcmp0(key, "Key") == 0) {
2068 DBusMessageIter array;
2072 dbus_message_iter_recurse(iter, &array);
2073 dbus_message_iter_get_fixed_array(&array, &key, &key_len);
2075 g_free(interface->wps_cred.key);
2076 interface->wps_cred.key = g_try_malloc0(
2077 sizeof(char) * key_len+1);
2079 if (interface->wps_cred.key == NULL)
2082 memcpy(interface->wps_cred.key, key, sizeof(char) * key_len);
2084 SUPPLICANT_DBG("WPS key present");
2085 } else if (g_strcmp0(key, "SSID") == 0) {
2086 DBusMessageIter array;
2087 unsigned char *ssid;
2090 dbus_message_iter_recurse(iter, &array);
2091 dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
2093 if (ssid_len > 0 && ssid_len < 33) {
2094 memcpy(interface->wps_cred.ssid, ssid, ssid_len);
2095 interface->wps_cred.ssid_len = ssid_len;
2097 memset(interface->wps_cred.ssid, 0, 32);
2098 interface->wps_cred.ssid_len = 0;
2103 static void signal_wps_credentials(const char *path, DBusMessageIter *iter)
2105 GSupplicantInterface *interface;
2109 interface = g_hash_table_lookup(interface_table, path);
2110 if (interface == NULL)
2113 supplicant_dbus_property_foreach(iter, wps_credentials, interface);
2116 static void wps_event_args(const char *key, DBusMessageIter *iter,
2119 GSupplicantInterface *interface = user_data;
2121 if (key == NULL || interface == NULL)
2124 SUPPLICANT_DBG("Arg Key %s", key);
2127 static void signal_wps_event(const char *path, DBusMessageIter *iter)
2129 GSupplicantInterface *interface;
2130 const char *name = NULL;
2134 interface = g_hash_table_lookup(interface_table, path);
2135 if (interface == NULL)
2138 dbus_message_iter_get_basic(iter, &name);
2140 SUPPLICANT_DBG("Name: %s", name);
2142 if (g_strcmp0(name, "success") == 0)
2143 interface->wps_state = G_SUPPLICANT_WPS_STATE_SUCCESS;
2144 else if (g_strcmp0(name, "failed") == 0)
2145 interface->wps_state = G_SUPPLICANT_WPS_STATE_FAIL;
2147 interface->wps_state = G_SUPPLICANT_WPS_STATE_UNKNOWN;
2149 if (!dbus_message_iter_has_next(iter))
2152 dbus_message_iter_next(iter);
2154 supplicant_dbus_property_foreach(iter, wps_event_args, interface);
2158 const char *interface;
2160 void (*function) (const char *path, DBusMessageIter *iter);
2162 { DBUS_INTERFACE_DBUS, "NameOwnerChanged", signal_name_owner_changed },
2164 { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed },
2165 { SUPPLICANT_INTERFACE, "InterfaceAdded", signal_interface_added },
2166 { SUPPLICANT_INTERFACE, "InterfaceCreated", signal_interface_added },
2167 { SUPPLICANT_INTERFACE, "InterfaceRemoved", signal_interface_removed },
2169 { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed },
2170 { SUPPLICANT_INTERFACE ".Interface", "ScanDone", signal_scan_done },
2171 { SUPPLICANT_INTERFACE ".Interface", "BSSAdded", signal_bss_added },
2172 { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved", signal_bss_removed },
2173 { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded", signal_network_added },
2174 { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved", signal_network_removed },
2176 { SUPPLICANT_INTERFACE ".BSS", "PropertiesChanged", signal_bss_changed },
2178 { SUPPLICANT_INTERFACE ".Interface.WPS", "Credentials", signal_wps_credentials },
2179 { SUPPLICANT_INTERFACE ".Interface.WPS", "Event", signal_wps_event },
2184 static DBusHandlerResult g_supplicant_filter(DBusConnection *conn,
2185 DBusMessage *message, void *data)
2187 DBusMessageIter iter;
2191 path = dbus_message_get_path(message);
2193 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2195 if (dbus_message_iter_init(message, &iter) == FALSE)
2196 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2198 for (i = 0; signal_map[i].interface != NULL; i++) {
2199 if (dbus_message_has_interface(message,
2200 signal_map[i].interface) == FALSE)
2203 if (dbus_message_has_member(message,
2204 signal_map[i].member) == FALSE)
2207 signal_map[i].function(path, &iter);
2211 return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
2214 struct supplicant_regdom {
2215 GSupplicantCountryCallback callback;
2216 const void *user_data;
2219 static void country_result(const char *error,
2220 DBusMessageIter *iter, void *user_data)
2222 struct supplicant_regdom *regdom = user_data;
2225 SUPPLICANT_DBG("Country setting result");
2227 if (user_data == NULL)
2230 if (error == NULL) {
2231 alpha2 = (char *)regdom->user_data;
2233 SUPPLICANT_DBG("Country setting failure %s", error);
2237 if (regdom->callback)
2238 regdom->callback(alpha2);
2243 static void country_params(DBusMessageIter *iter, void *user_data)
2245 struct supplicant_regdom *regdom = user_data;
2246 const char *country;
2248 country = regdom->user_data;
2250 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &country);
2253 int g_supplicant_set_country(const char *alpha2,
2254 GSupplicantCountryCallback callback,
2255 const void *user_data)
2257 struct supplicant_regdom *regdom;
2259 SUPPLICANT_DBG("Country setting %s", alpha2);
2261 if (system_available == FALSE)
2264 regdom = dbus_malloc0(sizeof(*regdom));
2268 regdom->callback = callback;
2269 regdom->user_data = user_data;
2271 return supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE,
2272 "Country", DBUS_TYPE_STRING_AS_STRING,
2273 country_params, country_result,
2277 struct interface_data {
2278 GSupplicantInterface *interface;
2279 GSupplicantInterfaceCallback callback;
2283 struct interface_create_data {
2287 GSupplicantInterface *interface;
2288 GSupplicantInterfaceCallback callback;
2292 struct interface_connect_data {
2293 GSupplicantInterface *interface;
2294 GSupplicantInterfaceCallback callback;
2295 GSupplicantSSID *ssid;
2299 struct interface_scan_data {
2300 GSupplicantInterface *interface;
2301 GSupplicantInterfaceCallback callback;
2302 GSupplicantScanParams *scan_params;
2306 static void interface_create_property(const char *key, DBusMessageIter *iter,
2309 struct interface_create_data *data = user_data;
2310 GSupplicantInterface *interface = data->interface;
2313 if (data->callback != NULL)
2314 data->callback(0, data->interface, data->user_data);
2319 interface_property(key, iter, interface);
2322 static void interface_create_result(const char *error,
2323 DBusMessageIter *iter, void *user_data)
2325 struct interface_create_data *data = user_data;
2326 const char *path = NULL;
2331 if (error != NULL) {
2332 g_critical("error %s", error);
2337 dbus_message_iter_get_basic(iter, &path);
2343 if (system_available == FALSE) {
2348 data->interface = g_hash_table_lookup(interface_table, path);
2349 if (data->interface == NULL) {
2350 data->interface = interface_alloc(path);
2351 if (data->interface == NULL) {
2357 err = supplicant_dbus_property_get_all(path,
2358 SUPPLICANT_INTERFACE ".Interface",
2359 interface_create_property, data);
2364 if (data->callback != NULL)
2365 data->callback(err, NULL, data->user_data);
2370 static void interface_create_params(DBusMessageIter *iter, void *user_data)
2372 struct interface_create_data *data = user_data;
2373 DBusMessageIter dict;
2377 supplicant_dbus_dict_open(iter, &dict);
2379 supplicant_dbus_dict_append_basic(&dict, "Ifname",
2380 DBUS_TYPE_STRING, &data->ifname);
2382 if (data->driver != NULL)
2383 supplicant_dbus_dict_append_basic(&dict, "Driver",
2384 DBUS_TYPE_STRING, &data->driver);
2386 if (data->bridge != NULL)
2387 supplicant_dbus_dict_append_basic(&dict, "BridgeIfname",
2388 DBUS_TYPE_STRING, &data->bridge);
2390 supplicant_dbus_dict_close(iter, &dict);
2393 static void interface_get_result(const char *error,
2394 DBusMessageIter *iter, void *user_data)
2396 struct interface_create_data *data = user_data;
2397 GSupplicantInterface *interface;
2398 const char *path = NULL;
2403 if (error != NULL) {
2404 SUPPLICANT_DBG("Interface not created yet");
2409 dbus_message_iter_get_basic(iter, &path);
2415 interface = g_hash_table_lookup(interface_table, path);
2416 if (interface == NULL) {
2421 if (data->callback != NULL)
2422 data->callback(0, interface, data->user_data);
2429 if (system_available == FALSE) {
2434 SUPPLICANT_DBG("Creating interface");
2436 err = supplicant_dbus_method_call(SUPPLICANT_PATH,
2437 SUPPLICANT_INTERFACE,
2439 interface_create_params,
2440 interface_create_result, data);
2445 if (data->callback != NULL)
2446 data->callback(err, NULL, data->user_data);
2451 static void interface_get_params(DBusMessageIter *iter, void *user_data)
2453 struct interface_create_data *data = user_data;
2457 dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname);
2460 int g_supplicant_interface_create(const char *ifname, const char *driver,
2462 GSupplicantInterfaceCallback callback,
2465 struct interface_create_data *data;
2467 SUPPLICANT_DBG("ifname %s", ifname);
2472 if (system_available == FALSE)
2475 data = dbus_malloc0(sizeof(*data));
2479 data->ifname = ifname;
2480 data->driver = driver;
2481 data->bridge = bridge;
2482 data->callback = callback;
2483 data->user_data = user_data;
2485 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2486 SUPPLICANT_INTERFACE,
2488 interface_get_params,
2489 interface_get_result, data);
2492 static void interface_remove_result(const char *error,
2493 DBusMessageIter *iter, void *user_data)
2495 struct interface_data *data = user_data;
2498 if (error != NULL) {
2503 if (system_available == FALSE) {
2509 * The gsupplicant interface is already freed by the InterfaceRemoved
2510 * signal callback. Simply invoke the interface_data callback.
2515 if (data->callback != NULL)
2516 data->callback(err, NULL, data->user_data);
2522 static void interface_remove_params(DBusMessageIter *iter, void *user_data)
2524 struct interface_data *data = user_data;
2526 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2527 &data->interface->path);
2531 int g_supplicant_interface_remove(GSupplicantInterface *interface,
2532 GSupplicantInterfaceCallback callback,
2535 struct interface_data *data;
2537 if (interface == NULL)
2540 if (system_available == FALSE)
2543 data = dbus_malloc0(sizeof(*data));
2547 data->interface = interface;
2548 data->callback = callback;
2549 data->user_data = user_data;
2551 return supplicant_dbus_method_call(SUPPLICANT_PATH,
2552 SUPPLICANT_INTERFACE,
2554 interface_remove_params,
2555 interface_remove_result, data);
2558 static void interface_scan_result(const char *error,
2559 DBusMessageIter *iter, void *user_data)
2561 struct interface_scan_data *data = user_data;
2563 if (error != NULL) {
2564 SUPPLICANT_DBG("error %s", error);
2566 if (data->callback != NULL)
2567 data->callback(-EIO, data->interface, data->user_data);
2569 data->interface->scan_callback = data->callback;
2570 data->interface->scan_data = data->user_data;
2573 if (data != NULL && data->scan_params != NULL)
2574 g_free(data->scan_params);
2579 static void add_scan_frequency(DBusMessageIter *iter, unsigned int freq)
2581 DBusMessageIter data;
2582 unsigned int width = 0; /* Not used by wpa_supplicant atm */
2584 dbus_message_iter_open_container(iter, DBUS_TYPE_STRUCT, NULL, &data);
2586 dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &freq);
2587 dbus_message_iter_append_basic(&data, DBUS_TYPE_UINT32, &width);
2589 dbus_message_iter_close_container(iter, &data);
2592 static void add_scan_frequencies(DBusMessageIter *iter,
2595 GSupplicantScanParams *scan_data = user_data;
2599 for (i = 0; i < G_SUPPLICANT_MAX_FAST_SCAN; i++) {
2600 freq = scan_data->freqs[i];
2604 add_scan_frequency(iter, freq);
2608 static void append_ssid(DBusMessageIter *iter,
2609 const void *ssid, unsigned int len)
2611 DBusMessageIter array;
2613 dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY,
2614 DBUS_TYPE_BYTE_AS_STRING, &array);
2616 dbus_message_iter_append_fixed_array(&array, DBUS_TYPE_BYTE,
2618 dbus_message_iter_close_container(iter, &array);
2621 static void append_ssids(DBusMessageIter *iter, void *user_data)
2623 GSupplicantScanParams *scan_data = user_data;
2626 for (i = 0; i < scan_data->num_ssids; i++)
2627 append_ssid(iter, scan_data->ssids[i].ssid,
2628 scan_data->ssids[i].ssid_len);
2631 static void supplicant_add_scan_frequency(DBusMessageIter *dict,
2632 supplicant_dbus_array_function function,
2635 GSupplicantScanParams *scan_params = user_data;
2636 DBusMessageIter entry, value, array;
2637 const char *key = "Channels";
2639 if (scan_params->freqs[0] != 0) {
2640 dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
2643 dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
2645 dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
2646 DBUS_TYPE_ARRAY_AS_STRING
2647 DBUS_STRUCT_BEGIN_CHAR_AS_STRING
2648 DBUS_TYPE_UINT32_AS_STRING
2649 DBUS_TYPE_UINT32_AS_STRING
2650 DBUS_STRUCT_END_CHAR_AS_STRING,
2653 dbus_message_iter_open_container(&value, DBUS_TYPE_ARRAY,
2654 DBUS_STRUCT_BEGIN_CHAR_AS_STRING
2655 DBUS_TYPE_UINT32_AS_STRING
2656 DBUS_TYPE_UINT32_AS_STRING
2657 DBUS_STRUCT_END_CHAR_AS_STRING,
2661 function(&array, user_data);
2663 dbus_message_iter_close_container(&value, &array);
2664 dbus_message_iter_close_container(&entry, &value);
2665 dbus_message_iter_close_container(dict, &entry);
2669 static void interface_scan_params(DBusMessageIter *iter, void *user_data)
2671 DBusMessageIter dict;
2672 const char *type = "passive";
2673 struct interface_scan_data *data = user_data;
2675 supplicant_dbus_dict_open(iter, &dict);
2677 if (data && data->scan_params) {
2680 supplicant_dbus_dict_append_basic(&dict, "Type",
2681 DBUS_TYPE_STRING, &type);
2683 supplicant_dbus_dict_append_array(&dict, "SSIDs",
2688 supplicant_add_scan_frequency(&dict, add_scan_frequencies,
2691 supplicant_dbus_dict_append_basic(&dict, "Type",
2692 DBUS_TYPE_STRING, &type);
2694 supplicant_dbus_dict_close(iter, &dict);
2697 int g_supplicant_interface_scan(GSupplicantInterface *interface,
2698 GSupplicantScanParams *scan_data,
2699 GSupplicantInterfaceCallback callback,
2702 struct interface_scan_data *data;
2705 if (interface == NULL)
2708 if (system_available == FALSE)
2711 if (interface->scanning == TRUE)
2714 switch (interface->state) {
2715 case G_SUPPLICANT_STATE_AUTHENTICATING:
2716 case G_SUPPLICANT_STATE_ASSOCIATING:
2717 case G_SUPPLICANT_STATE_ASSOCIATED:
2718 case G_SUPPLICANT_STATE_4WAY_HANDSHAKE:
2719 case G_SUPPLICANT_STATE_GROUP_HANDSHAKE:
2721 case G_SUPPLICANT_STATE_UNKNOWN:
2722 case G_SUPPLICANT_STATE_DISCONNECTED:
2723 case G_SUPPLICANT_STATE_INACTIVE:
2724 case G_SUPPLICANT_STATE_SCANNING:
2725 case G_SUPPLICANT_STATE_COMPLETED:
2729 data = dbus_malloc0(sizeof(*data));
2733 data->interface = interface;
2734 data->callback = callback;
2735 data->user_data = user_data;
2736 data->scan_params = scan_data;
2738 ret = supplicant_dbus_method_call(interface->path,
2739 SUPPLICANT_INTERFACE ".Interface", "Scan",
2740 interface_scan_params, interface_scan_result, data);
2748 static int parse_supplicant_error(DBusMessageIter *iter)
2750 int err = -ECANCELED;
2753 /* If the given passphrase is malformed wpa_s returns
2754 * "invalid message format" but this error should be interpreted as
2757 while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
2758 dbus_message_iter_get_basic(iter, &key);
2759 if (strncmp(key, "psk", 3) == 0 ||
2760 strncmp(key, "wep_key", 7) == 0 ||
2761 strcmp(key, "invalid message format") == 0) {
2765 dbus_message_iter_next(iter);
2771 static void interface_select_network_result(const char *error,
2772 DBusMessageIter *iter, void *user_data)
2774 struct interface_connect_data *data = user_data;
2780 if (error != NULL) {
2781 SUPPLICANT_DBG("SelectNetwork error %s", error);
2782 err = parse_supplicant_error(iter);
2785 if (data->callback != NULL)
2786 data->callback(err, data->interface, data->user_data);
2792 static void interface_select_network_params(DBusMessageIter *iter,
2795 struct interface_connect_data *data = user_data;
2796 GSupplicantInterface *interface = data->interface;
2798 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
2799 &interface->network_path);
2802 static void interface_add_network_result(const char *error,
2803 DBusMessageIter *iter, void *user_data)
2805 struct interface_connect_data *data = user_data;
2806 GSupplicantInterface *interface = data->interface;
2813 dbus_message_iter_get_basic(iter, &path);
2817 SUPPLICANT_DBG("PATH: %s", path);
2819 g_free(interface->network_path);
2820 interface->network_path = g_strdup(path);
2822 supplicant_dbus_method_call(data->interface->path,
2823 SUPPLICANT_INTERFACE ".Interface", "SelectNetwork",
2824 interface_select_network_params,
2825 interface_select_network_result, data);
2830 SUPPLICANT_DBG("AddNetwork error %s", error);
2831 err = parse_supplicant_error(iter);
2832 if (data->callback != NULL)
2833 data->callback(err, data->interface, data->user_data);
2835 g_free(interface->network_path);
2836 interface->network_path = NULL;
2841 static void add_network_security_wep(DBusMessageIter *dict,
2842 GSupplicantSSID *ssid)
2844 const char *auth_alg = "OPEN SHARED";
2845 const char *key_index = "0";
2847 supplicant_dbus_dict_append_basic(dict, "auth_alg",
2848 DBUS_TYPE_STRING, &auth_alg);
2850 if (ssid->passphrase) {
2851 int size = strlen(ssid->passphrase);
2852 if (size == 10 || size == 26) {
2853 unsigned char *key = g_try_malloc(13);
2857 memset(tmp, 0, sizeof(tmp));
2861 for (i = 0; i < size / 2; i++) {
2862 memcpy(tmp, ssid->passphrase + (i * 2), 2);
2863 key[i] = (unsigned char) strtol(tmp, NULL, 16);
2866 supplicant_dbus_dict_append_fixed_array(dict,
2871 } else if (size == 5 || size == 13) {
2872 unsigned char *key = g_try_malloc(13);
2878 for (i = 0; i < size; i++)
2879 key[i] = (unsigned char) ssid->passphrase[i];
2881 supplicant_dbus_dict_append_fixed_array(dict,
2887 supplicant_dbus_dict_append_basic(dict,
2892 supplicant_dbus_dict_append_basic(dict, "wep_tx_keyidx",
2893 DBUS_TYPE_STRING, &key_index);
2897 static dbus_bool_t is_psk_raw_key(const char *psk)
2901 /* A raw key is always 64 bytes length... */
2902 if (strlen(psk) != 64)
2905 /* ... and its content is in hex representation */
2906 for (i = 0; i < 64; i++)
2907 if (!isxdigit((unsigned char) psk[i]))
2913 static void add_network_security_psk(DBusMessageIter *dict,
2914 GSupplicantSSID *ssid)
2916 if (ssid->passphrase && strlen(ssid->passphrase) > 0) {
2918 if (is_psk_raw_key(ssid->passphrase) == TRUE)
2919 supplicant_dbus_property_append_fixed_array(dict,
2920 "psk", DBUS_TYPE_BYTE,
2921 &ssid->passphrase, 64);
2923 supplicant_dbus_dict_append_basic(dict, "psk",
2929 static void add_network_security_tls(DBusMessageIter *dict,
2930 GSupplicantSSID *ssid)
2933 * For TLS, we at least need:
2934 * The client certificate
2935 * The client private key file
2936 * The client private key file password
2938 * The Authority certificate is optional.
2940 if (ssid->client_cert_path == NULL)
2943 if (ssid->private_key_path == NULL)
2946 if (ssid->private_key_passphrase == NULL)
2949 if (ssid->ca_cert_path)
2950 supplicant_dbus_dict_append_basic(dict, "ca_cert",
2951 DBUS_TYPE_STRING, &ssid->ca_cert_path);
2953 supplicant_dbus_dict_append_basic(dict, "private_key",
2955 &ssid->private_key_path);
2956 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
2958 &ssid->private_key_passphrase);
2959 supplicant_dbus_dict_append_basic(dict, "client_cert",
2961 &ssid->client_cert_path);
2964 static void add_network_security_peap(DBusMessageIter *dict,
2965 GSupplicantSSID *ssid)
2970 * For PEAP/TTLS, we at least need
2971 * The authority certificate
2972 * The 2nd phase authentication method
2973 * The 2nd phase passphrase
2975 * The Client certificate is optional although strongly recommended
2976 * When setting it, we need in addition
2977 * The Client private key file
2978 * The Client private key file password
2980 if (ssid->passphrase == NULL)
2983 if (ssid->phase2_auth == NULL)
2986 if (ssid->client_cert_path) {
2987 if (ssid->private_key_path == NULL)
2990 if (ssid->private_key_passphrase == NULL)
2993 supplicant_dbus_dict_append_basic(dict, "client_cert",
2995 &ssid->client_cert_path);
2997 supplicant_dbus_dict_append_basic(dict, "private_key",
2999 &ssid->private_key_path);
3001 supplicant_dbus_dict_append_basic(dict, "private_key_passwd",
3003 &ssid->private_key_passphrase);
3007 if (g_str_has_prefix(ssid->phase2_auth, "EAP-") == TRUE) {
3008 phase2_auth = g_strdup_printf("autheap=%s",
3009 ssid->phase2_auth + strlen("EAP-"));
3011 phase2_auth = g_strdup_printf("auth=%s", ssid->phase2_auth);
3013 supplicant_dbus_dict_append_basic(dict, "password",
3017 if (ssid->ca_cert_path)
3018 supplicant_dbus_dict_append_basic(dict, "ca_cert",
3020 &ssid->ca_cert_path);
3022 supplicant_dbus_dict_append_basic(dict, "phase2",
3026 g_free(phase2_auth);
3029 static void add_network_security_eap(DBusMessageIter *dict,
3030 GSupplicantSSID *ssid)
3034 if (ssid->eap == NULL || ssid->identity == NULL)
3037 if (g_strcmp0(ssid->eap, "tls") == 0) {
3038 add_network_security_tls(dict, ssid);
3039 } else if (g_strcmp0(ssid->eap, "peap") == 0 ||
3040 g_strcmp0(ssid->eap, "ttls") == 0) {
3041 add_network_security_peap(dict, ssid);
3045 eap_value = g_ascii_strup(ssid->eap, -1);
3047 supplicant_dbus_dict_append_basic(dict, "eap",
3050 supplicant_dbus_dict_append_basic(dict, "identity",
3057 static void add_network_security_ciphers(DBusMessageIter *dict,
3058 GSupplicantSSID *ssid)
3060 unsigned int p_cipher, g_cipher, i;
3061 char *pairwise, *group;
3062 char *pair_ciphers[4];
3063 char *group_ciphers[5];
3065 p_cipher = ssid->pairwise_cipher;
3066 g_cipher = ssid->group_cipher;
3068 if (p_cipher == 0 && g_cipher == 0)
3073 if (p_cipher & G_SUPPLICANT_PAIRWISE_CCMP)
3074 pair_ciphers[i++] = "CCMP";
3076 if (p_cipher & G_SUPPLICANT_PAIRWISE_TKIP)
3077 pair_ciphers[i++] = "TKIP";
3079 if (p_cipher & G_SUPPLICANT_PAIRWISE_NONE)
3080 pair_ciphers[i++] = "NONE";
3082 pair_ciphers[i] = NULL;
3086 if (g_cipher & G_SUPPLICANT_GROUP_CCMP)
3087 group_ciphers[i++] = "CCMP";
3089 if (g_cipher & G_SUPPLICANT_GROUP_TKIP)
3090 group_ciphers[i++] = "TKIP";
3092 if (g_cipher & G_SUPPLICANT_GROUP_WEP104)
3093 group_ciphers[i++] = "WEP104";
3095 if (g_cipher & G_SUPPLICANT_GROUP_WEP40)
3096 group_ciphers[i++] = "WEP40";
3098 group_ciphers[i] = NULL;
3100 pairwise = g_strjoinv(" ", pair_ciphers);
3101 group = g_strjoinv(" ", group_ciphers);
3103 SUPPLICANT_DBG("cipher %s %s", pairwise, group);
3105 supplicant_dbus_dict_append_basic(dict, "pairwise",
3108 supplicant_dbus_dict_append_basic(dict, "group",
3116 static void add_network_security_proto(DBusMessageIter *dict,
3117 GSupplicantSSID *ssid)
3119 unsigned int protocol, i;
3123 protocol = ssid->protocol;
3130 if (protocol & G_SUPPLICANT_PROTO_RSN)
3131 protos[i++] = "RSN";
3133 if (protocol & G_SUPPLICANT_PROTO_WPA)
3134 protos[i++] = "WPA";
3138 proto = g_strjoinv(" ", protos);
3140 SUPPLICANT_DBG("proto %s", proto);
3142 supplicant_dbus_dict_append_basic(dict, "proto",
3149 static void add_network_security(DBusMessageIter *dict, GSupplicantSSID *ssid)
3153 switch (ssid->security) {
3154 case G_SUPPLICANT_SECURITY_UNKNOWN:
3155 case G_SUPPLICANT_SECURITY_NONE:
3156 case G_SUPPLICANT_SECURITY_WEP:
3158 add_network_security_wep(dict, ssid);
3159 add_network_security_ciphers(dict, ssid);
3161 case G_SUPPLICANT_SECURITY_PSK:
3162 key_mgmt = "WPA-PSK";
3163 add_network_security_psk(dict, ssid);
3164 add_network_security_ciphers(dict, ssid);
3165 add_network_security_proto(dict, ssid);
3167 case G_SUPPLICANT_SECURITY_IEEE8021X:
3168 key_mgmt = "WPA-EAP";
3169 add_network_security_eap(dict, ssid);
3170 add_network_security_ciphers(dict, ssid);
3171 add_network_security_proto(dict, ssid);
3175 supplicant_dbus_dict_append_basic(dict, "key_mgmt",
3176 DBUS_TYPE_STRING, &key_mgmt);
3179 static void add_network_mode(DBusMessageIter *dict, GSupplicantSSID *ssid)
3183 switch (ssid->mode) {
3184 case G_SUPPLICANT_MODE_UNKNOWN:
3185 case G_SUPPLICANT_MODE_INFRA:
3188 case G_SUPPLICANT_MODE_IBSS:
3191 case G_SUPPLICANT_MODE_MASTER:
3196 supplicant_dbus_dict_append_basic(dict, "mode",
3197 DBUS_TYPE_UINT32, &mode);
3200 static void interface_add_network_params(DBusMessageIter *iter, void *user_data)
3202 DBusMessageIter dict;
3203 struct interface_connect_data *data = user_data;
3204 GSupplicantSSID *ssid = data->ssid;
3206 supplicant_dbus_dict_open(iter, &dict);
3208 if (ssid->scan_ssid)
3209 supplicant_dbus_dict_append_basic(&dict, "scan_ssid",
3210 DBUS_TYPE_UINT32, &ssid->scan_ssid);
3213 supplicant_dbus_dict_append_basic(&dict, "frequency",
3214 DBUS_TYPE_UINT32, &ssid->freq);
3216 if (ssid->bgscan != NULL)
3217 supplicant_dbus_dict_append_basic(&dict, "bgscan",
3218 DBUS_TYPE_STRING, &ssid->bgscan);
3220 add_network_mode(&dict, ssid);
3222 add_network_security(&dict, ssid);
3224 supplicant_dbus_dict_append_fixed_array(&dict, "ssid",
3225 DBUS_TYPE_BYTE, &ssid->ssid,
3228 supplicant_dbus_dict_close(iter, &dict);
3231 static void interface_wps_start_result(const char *error,
3232 DBusMessageIter *iter, void *user_data)
3234 struct interface_connect_data *data = user_data;
3238 SUPPLICANT_DBG("error: %s", error);
3244 static void interface_add_wps_params(DBusMessageIter *iter, void *user_data)
3246 struct interface_connect_data *data = user_data;
3247 GSupplicantSSID *ssid = data->ssid;
3248 const char *role = "enrollee", *type;
3249 DBusMessageIter dict;
3253 supplicant_dbus_dict_open(iter, &dict);
3255 supplicant_dbus_dict_append_basic(&dict, "Role",
3256 DBUS_TYPE_STRING, &role);
3259 if (ssid->pin_wps != NULL) {
3261 supplicant_dbus_dict_append_basic(&dict, "Pin",
3262 DBUS_TYPE_STRING, &ssid->pin_wps);
3265 supplicant_dbus_dict_append_basic(&dict, "Type",
3266 DBUS_TYPE_STRING, &type);
3268 supplicant_dbus_dict_close(iter, &dict);
3271 static void wps_start(const char *error, DBusMessageIter *iter, void *user_data)
3273 struct interface_connect_data *data = user_data;
3277 if (error != NULL) {
3278 SUPPLICANT_DBG("error: %s", error);
3284 supplicant_dbus_method_call(data->interface->path,
3285 SUPPLICANT_INTERFACE ".Interface.WPS", "Start",
3286 interface_add_wps_params,
3287 interface_wps_start_result, data);
3290 static void wps_process_credentials(DBusMessageIter *iter, void *user_data)
3292 dbus_bool_t credentials = TRUE;
3296 dbus_message_iter_append_basic(iter, DBUS_TYPE_BOOLEAN, &credentials);
3300 int g_supplicant_interface_connect(GSupplicantInterface *interface,
3301 GSupplicantSSID *ssid,
3302 GSupplicantInterfaceCallback callback,
3305 struct interface_connect_data *data;
3308 if (interface == NULL)
3311 if (system_available == FALSE)
3314 /* TODO: Check if we're already connected and switch */
3316 data = dbus_malloc0(sizeof(*data));
3320 data->interface = interface;
3321 data->callback = callback;
3323 data->user_data = user_data;
3325 if (ssid->use_wps == TRUE) {
3326 g_free(interface->wps_cred.key);
3327 memset(&interface->wps_cred, 0,
3328 sizeof(struct _GSupplicantWpsCredentials));
3330 ret = supplicant_dbus_property_set(interface->path,
3331 SUPPLICANT_INTERFACE ".Interface.WPS",
3332 "ProcessCredentials", DBUS_TYPE_BOOLEAN_AS_STRING,
3333 wps_process_credentials, wps_start, data);
3335 ret = supplicant_dbus_method_call(interface->path,
3336 SUPPLICANT_INTERFACE ".Interface", "AddNetwork",
3337 interface_add_network_params,
3338 interface_add_network_result, data);
3343 return -EINPROGRESS;
3346 static void network_remove_result(const char *error,
3347 DBusMessageIter *iter, void *user_data)
3349 struct interface_data *data = user_data;
3357 if (data->callback != NULL)
3358 data->callback(result, data->interface, data->user_data);
3363 static void network_remove_params(DBusMessageIter *iter, void *user_data)
3365 struct interface_data *data = user_data;
3366 const char *path = data->interface->network_path;
3368 SUPPLICANT_DBG("path %s", path);
3370 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH, &path);
3373 static int network_remove(struct interface_data *data)
3375 GSupplicantInterface *interface = data->interface;
3379 return supplicant_dbus_method_call(interface->path,
3380 SUPPLICANT_INTERFACE ".Interface", "RemoveNetwork",
3381 network_remove_params, network_remove_result, data);
3384 static void interface_disconnect_result(const char *error,
3385 DBusMessageIter *iter, void *user_data)
3387 struct interface_data *data = user_data;
3391 if (error != NULL && data->callback != NULL)
3392 data->callback(-EIO, data->interface, data->user_data);
3394 /* If we are disconnecting from previous WPS successful
3395 * association. i.e.: it did not went through AddNetwork,
3396 * and interface->network_path was never set. */
3397 if (data->interface->network_path == NULL)
3400 network_remove(data);
3403 int g_supplicant_interface_disconnect(GSupplicantInterface *interface,
3404 GSupplicantInterfaceCallback callback,
3407 struct interface_data *data;
3411 if (interface == NULL)
3414 if (system_available == FALSE)
3417 data = dbus_malloc0(sizeof(*data));
3421 data->interface = interface;
3422 data->callback = callback;
3423 data->user_data = user_data;
3425 return supplicant_dbus_method_call(interface->path,
3426 SUPPLICANT_INTERFACE ".Interface", "Disconnect",
3427 NULL, interface_disconnect_result, data);
3431 static const char *g_supplicant_rule0 = "type=signal,"
3432 "path=" DBUS_PATH_DBUS ","
3433 "sender=" DBUS_SERVICE_DBUS ","
3434 "interface=" DBUS_INTERFACE_DBUS ","
3435 "member=NameOwnerChanged,"
3436 "arg0=" SUPPLICANT_SERVICE;
3437 static const char *g_supplicant_rule1 = "type=signal,"
3438 "interface=" SUPPLICANT_INTERFACE;
3439 static const char *g_supplicant_rule2 = "type=signal,"
3440 "interface=" SUPPLICANT_INTERFACE ".Interface";
3441 static const char *g_supplicant_rule3 = "type=signal,"
3442 "interface=" SUPPLICANT_INTERFACE ".Interface.WPS";
3443 static const char *g_supplicant_rule4 = "type=signal,"
3444 "interface=" SUPPLICANT_INTERFACE ".BSS";
3445 static const char *g_supplicant_rule5 = "type=signal,"
3446 "interface=" SUPPLICANT_INTERFACE ".Network";
3448 static void invoke_introspect_method(void)
3450 DBusMessage *message;
3452 message = dbus_message_new_method_call(SUPPLICANT_SERVICE,
3454 DBUS_INTERFACE_INTROSPECTABLE,
3457 if (message == NULL)
3460 dbus_message_set_no_reply(message, TRUE);
3461 dbus_connection_send(connection, message, NULL);
3462 dbus_message_unref(message);
3465 int g_supplicant_register(const GSupplicantCallbacks *callbacks)
3467 connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL);
3468 if (connection == NULL)
3471 if (dbus_connection_add_filter(connection,
3472 g_supplicant_filter, NULL, NULL) == FALSE) {
3473 dbus_connection_unref(connection);
3478 callbacks_pointer = callbacks;
3481 interface_table = g_hash_table_new_full(g_str_hash, g_str_equal,
3482 NULL, remove_interface);
3484 bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal,
3487 supplicant_dbus_setup(connection);
3489 dbus_bus_add_match(connection, g_supplicant_rule0, NULL);
3490 dbus_bus_add_match(connection, g_supplicant_rule1, NULL);
3491 dbus_bus_add_match(connection, g_supplicant_rule2, NULL);
3492 dbus_bus_add_match(connection, g_supplicant_rule3, NULL);
3493 dbus_bus_add_match(connection, g_supplicant_rule4, NULL);
3494 dbus_bus_add_match(connection, g_supplicant_rule5, NULL);
3495 dbus_connection_flush(connection);
3497 if (dbus_bus_name_has_owner(connection,
3498 SUPPLICANT_SERVICE, NULL) == TRUE) {
3499 system_available = TRUE;
3500 supplicant_dbus_property_get_all(SUPPLICANT_PATH,
3501 SUPPLICANT_INTERFACE,
3502 service_property, NULL);
3504 invoke_introspect_method();
3509 static void unregister_interface_remove_params(DBusMessageIter *iter,
3512 const char *path = user_data;
3514 dbus_message_iter_append_basic(iter, DBUS_TYPE_OBJECT_PATH,
3519 static void unregister_remove_interface(gpointer key, gpointer value,
3522 GSupplicantInterface *interface = value;
3524 supplicant_dbus_method_call(SUPPLICANT_PATH,
3525 SUPPLICANT_INTERFACE,
3527 unregister_interface_remove_params,
3528 NULL, interface->path);
3531 void g_supplicant_unregister(const GSupplicantCallbacks *callbacks)
3535 if (connection != NULL) {
3536 dbus_bus_remove_match(connection, g_supplicant_rule5, NULL);
3537 dbus_bus_remove_match(connection, g_supplicant_rule4, NULL);
3538 dbus_bus_remove_match(connection, g_supplicant_rule3, NULL);
3539 dbus_bus_remove_match(connection, g_supplicant_rule2, NULL);
3540 dbus_bus_remove_match(connection, g_supplicant_rule1, NULL);
3541 dbus_bus_remove_match(connection, g_supplicant_rule0, NULL);
3542 dbus_connection_flush(connection);
3544 dbus_connection_remove_filter(connection,
3545 g_supplicant_filter, NULL);
3548 if (bss_mapping != NULL) {
3549 g_hash_table_destroy(bss_mapping);
3553 if (system_available == TRUE)
3554 callback_system_killed();
3556 if (interface_table != NULL) {
3557 g_hash_table_foreach(interface_table,
3558 unregister_remove_interface, NULL);
3559 g_hash_table_destroy(interface_table);
3560 interface_table = NULL;
3563 if (connection != NULL) {
3564 dbus_connection_unref(connection);
3568 callbacks_pointer = NULL;